Home / 1,430,924.64-1,973,504.16-886,682.40

Finding the Fourth Proportional to 1,430,924.64, 1,973,504.16 and 886,682.40

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Solution

The fourth proportional to 1,430,924.64, 1,973,504.16 and 886,682.40 is: 1,222,895.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,430,924.64 : 1,973,504.16 = 886,682.40 : x
  2. Step 2: Convert to fraction form
    1,430,924.64/1,973,504.16 = 886,682.40/x
  3. Step 3: Cross multiply
    1,430,924.64x = 1,973,504.16 × 886,682.40
  4. Step 4: Simplify right side
    1,430,924.64x = 1,749,871,404,998.78
  5. Step 5: Solve for x
    x = 1,749,871,404,998.78/1,430,924.64
  6. Step 6: Final answer
    x = 1,222,895.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.